Light Bulb Base Sizes

December 23, 2023 Post a Comment

Light bulb base sizes

A further explanation of the light bulb base sizes, you can look at the letter-number references (E12, E17, and E26) to help understand a bulbs base style and size. The first letter designates the shape or form of the base, and the number represents the width of the base (normally in millimeters).

What is a standard bulb base size?

Medium or Standard: E26 (26 mm in diameter) is the size of the majority of light bulbs used in the United States.

Are E26 and E27 the same?

E26 vs E27, what's the difference? E26 stands for 26 mm and the E27 for 27 mm in diameter. These two standards are interchangeable, meaning a US E26 will fit in a European E27 base, and E27 will fit in a E26 base. The only difference is the voltage (for light bulbs).

What is an E27 bulb?

E27 bulbs, often referred to a ES bulbs which is an acronym for Edison-screw, have a threaded base for use with compatible screw in fixtures. The base of an E27 light bulb is 27mm wide and is a popular fitting in a range of domestic settings for lamps and feature lights.

What does E14 base mean?

The bulb is called E14 because it refers to the socket: 14-millimeter diameter. A bulb with an E14 socket always has the same base but can differ in shape.

Are E12 and E14 bulbs interchangeable?

This handy adapter can adapt any standard E14 lamp to an E12 screw-in base. Additionally, it is small in size and light in weight, you just need to screw a standard base E14 bulb in this adapter, and then screw the adapter to any E12 socket, and you are good to go!

Is E14 and E26 the same?

When a ruler is not available, the most common fittings, the E26/E27, and E12/E14, is roughly the same length of an adult's thumb (the E26/E27) and little finger (the E14, the E12 is 2mm shorter.) You can also use this diagram by Home Depot to determine your socket.

Do all light bulbs have the same base?

There are tens of unique bases for light bulbs. The most familiar is the Edison screw base found on most incandescent bulbs and many halogen, compact fluorescent, HID and now LED bulbs. The common terms are medium, intermediate, candelabra and mogul.

Can you put an E26 bulb in an E27 socket?

You will indeed almost always find that E26 and E27 lamp bases are mechanically interchangeable - i.e. you will be able to physically fit an E26 bulb into an E27 socket, and vice versa.

Is it safe to use E26 bulb in E27 socket?

That said, E26 bulb bases receive voltage up to 120VAC. So E27 bulbs are safe to use in E26 lampholders, while E26 bulbs will lead to short circuits and electrical fires when installed in E27 lampholders.

Is E27 a standard light bulb?

E26/E27 Medium – Edison 26-mm or 27-mm Diameter They are commonly used for general lighting in standard light fixtures, such as ceiling lights, lamps, can lights, outdoor spotlight and flood light fixtures, and vanity lights. Bulbs with these base types are available in many different styles.

How do I know if I have E14 or E27?

E14 is a 14 mm wide thin screw lamp holder. E27, on the other hand, is a 27 mm wide, thick screwed lamp holder. You can find out what type of bulb you need by measuring the lamp holder width.

Is E14 bulb same as E27?

E14 bulbs are the ones with a screw base. Don't get them confused with E27 bulbs, which have a screw base too, but are wider for larger fittings - you can see an example below.

Is E27 large or small?

E27 is probably one of the most common and used bulb in lamps and it is sometimes referred to as Edison large screw. E27 bulbs come in incandescent, CFL, halogen and LED fittings.

Is ES and E27 the same?

Often referred to by it's abbreviation of “ES”, it's also known as “E27”, with the E representing Edison and the 27 representing the diameter of the bulb cap in millimeters. The same syntax applies to E14, SES (Small Edison Screw) bulbs too.

What does E12 base mean?

Small Base Light Bulb The 12 in E12 stands the diameter of the screw base in millimeters, so an E12 light bulb has an Edison Screw base that's 12 millimeters in diameter. This is a really simple name for a simple base that is easy to remember. So the E is for Edison and the 12 is for 12-millimeters.

Is E12 same as small base?

The Candelabra base is also called an E12 base. You usually find that light bulbs with a Candelabra or E12 base are found in chandeliers, small nightlights, and small decorative bulbs. This type of light bulb base is less than half the size of a Medium/E26 light bulb base.

How can you tell if a bulb is E12?

Size of the Base It's the diameter of the screw base in millimeters, so an E12 light bulb has an Edison Screw base that's 12 millimeters in diameter. It's also known as a candelabra-style bulb. Think of chandeliers, night-lights or candelabra-style lamps with the smaller bulbs to envision an E12 bulb base.

What does E14 mean on a bulb?

The other most common screw-in bulb for the home is the E14 or SES (Small Edison Screw). This, as you will have correctly guessed has a 14mm diameter screw cap.